244841620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{827}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 523309248

約数和(自身を除く): 278467628

約数列:

[1, 2, 4, 5, 10, 20, 113, 131, 226, 262, 452, 524, 565, 655, 827, 1130, 1310, 1654, 2260, 2620, 3308, 4135, 8270, 14803, 16540, 29606, 59212, 74015, 93451, 108337, 148030, 186902, 216674, 296060, 373804, 433348, 467255, 541685, 934510, 1083370, 1869020, 2166740, 12242081, 24484162, 48968324, 61210405, 122420810, 244841620]

約数ペア:

[(1, 244841620), (2, 122420810), (4, 61210405), (5, 48968324), (10, 24484162), (20, 12242081), (113, 2166740), (131, 1869020), (226, 1083370), (262, 934510), (452, 541685), (524, 467255), (565, 433348), (655, 373804), (827, 296060), (1130, 216674), (1310, 186902), (1654, 148030), (2260, 108337), (2620, 93451), (3308, 74015), (4135, 59212), (8270, 29606), (14803, 16540)]